THHN THWN Copper Wire
THHN THWN Copper Wire are primarily used in conduit for services. feeder and branch circuits in commercial or industrial applications.
Application
THHN THWN Copper Wire are primarily used in conduit for services. feeder and branch circuits in commercial or industrial applications. general use for commercial and industrial construction, and installations where resistance against oils and gasoline. also suitable as machine tool and switchboard wiring.
Construction
conductor: conductor is bare annealed copper per ASTM B 3
stranded conductors: stranded conductors per ASTM B 8 or B 787.
Insulation is flame retardant PVC
Jacket: jacket is tough nylon, it is provided to protect PVC insulation against abrasions and scratches while pulling through conduits. It is also resistant to oil,gasoline and chemicals.
THHN: it indicates a single or stranded conductor having falme-retardant and heat-resistant thermoplastic insulation with a jacket of extruded nylon. the wire is rated 90℃ dry only.
THWN: it indicates a single or stranded conductor having falme-retardant and heat-resistant thermoplastic insulation with a jacket of extruded nylon. the wire is rated 75℃ dry only.
specifications
Cable marking: oil ink printing
Packaging: by roll, wooden-reel drum, or wood drum
Standard: UL 83
Electrical performance: 600V
Delivery
The packaging style of wires and cables including coil packaging, reel packaging, woodend packaging, and iron-wood drum packaging. usually electric wire used coil packaging, reel packaging, wooden drum packaging and other packaging style. The packaging style is mainly based on length and weight of cables.